MINOR: frontend: report the connection's ALPN in the debug output
Now the incoming connection will also report the ALPN field, truncated
to 15 characters.
diff --git a/src/frontend.c b/src/frontend.c
index efb6bde..2480508 100644
--- a/src/frontend.c
+++ b/src/frontend.c
@@ -101,21 +101,28 @@
if (unlikely((global.mode & MODE_DEBUG) && conn &&
(!(global.mode & MODE_QUIET) || (global.mode & MODE_VERBOSE)))) {
char pn[INET6_ADDRSTRLEN];
+ char alpn[16] = "<none>";
conn_get_from_addr(conn);
+ if (alpn_str) {
+ int len = MIN(alpn_len, sizeof(alpn) - 1);
+ memcpy(alpn, alpn_str, len);
+ alpn[len] = 0;
+ }
+
switch (addr_to_str(&conn->addr.from, pn, sizeof(pn))) {
case AF_INET:
case AF_INET6:
- chunk_printf(&trash, "%08x:%s.accept(%04x)=%04x from [%s:%d]\n",
+ chunk_printf(&trash, "%08x:%s.accept(%04x)=%04x from [%s:%d] ALPN=%s\n",
s->uniq_id, fe->id, (unsigned short)l->fd, (unsigned short)conn->t.sock.fd,
- pn, get_host_port(&conn->addr.from));
+ pn, get_host_port(&conn->addr.from), alpn);
break;
case AF_UNIX:
/* UNIX socket, only the destination is known */
- chunk_printf(&trash, "%08x:%s.accept(%04x)=%04x from [unix:%d]\n",
+ chunk_printf(&trash, "%08x:%s.accept(%04x)=%04x from [unix:%d] ALPN=%s\n",
s->uniq_id, fe->id, (unsigned short)l->fd, (unsigned short)conn->t.sock.fd,
- l->luid);
+ l->luid, alpn);
break;
}